NOTE: The images in this document may differ from your computer
depending on the configuration you ordered.
Before you begin
1 Save and close all open files and exit all open applications.
2 Shut down your computer.
The shut-down instruction varies depending on the operating system installed on
your computer.
– Windows 10: Click Start → Power → Shut down.
– Windows 8.1: On the Start screen, Click the power icon → Shut down.
– Windows 7: Click Start → Shut down.
NOTE: If you are using a different operating system, see the
documentation of your operating system for shut-down instructions.
3 Disconnect your computer and all attached devices from their electrical outlets.
4 Disconnect all attached network devices and peripherals, such as keyboard,
mouse, and monitor, from your computer.
5 Remove any media card and optical disc from your computer, if applicable.
6 Close the display and turn the computer over.
Safety instructions
Use the following safety guidelines to protect your computer from potential damage
and ensure your personal safety.
WARNING: Before working inside your computer, read the safety
information that shipped with your computer. For more safety best
practices, see the Regulatory Compliance home page at www.dell.com/
regulatory_compliance.
9
WARNING: Disconnect all power sources before opening the computer
cover or panels. After you finish working inside the computer, replace all
covers, panels, and screws before connecting to the electrical outlet.
CAUTION: To avoid damaging the computer, ensure that the work surface
is flat and clean.
CAUTION: To avoid damaging the components and cards, handle them by
their edges, and avoid touching pins and contacts.
CAUTION: You should only perform troubleshooting and repairs as
authorized or directed by the Dell technical assistance team. Damage due to
servicing that is not authorized by Dell is not covered by your warranty. See
the safety instructions that shipped with the product or at www.dell.com/
regulatory_compliance.
CAUTION: Before touching anything inside your computer, ground yourself
by touching an unpainted metal surface, such as the metal at the back of
the computer. While you work, periodically touch an unpainted metal
surface to dissipate static electricity, which could harm internal
components.
CAUTION: When you disconnect a cable, pull on its connector or on its pull
tab, not on the cable itself. Some cables have connectors with locking tabs
or thumb-screws that you must disengage before disconnecting the cable.
When disconnecting cables, keep them evenly aligned to avoid bending any
connector pins. When connecting cables, ensure that the ports and
connectors are correctly oriented and aligned.
CAUTION: Press and eject any installed card from the media-card reader.
Recommended tools
The procedures in this document may require the following tools:
•Philips screwdriver
•Flat-head screwdriver
•Plastic scribe
10
Screw list
ComponentSecured toScrew typeQuantityScrew image
Base cover
assembly
BatteryPalm rest and
I/O boardBase coverM2x31
Palm rest and
keyboard
assembly
keyboard
assembly
M2.5x69
M2x33
Hard-drive
assembly
Hard-drive
bracket
eMMC-card
assembly
Power-adapter
port
Wireless cardPalm rest and
Display-cable
bracket
Display
assembly
System boardPalm rest and
Palm rest and
keyboard
assembly
Hard driveM3x34
Palm rest and
keyboard
assembly
Palm rest and
keyboard
assembly
keyboard
assembly
System boardM2x31
Palm rest and
keyboard
assembly
keyboard
assembly
M2x33
M2x33
M2x31
M2x31
M2.5x62
M2x21
11
ComponentSecured toScrew typeQuantityScrew image
Display hingesDisplay back-
cover and
antenna
assembly
Display panelDisplay back-
cover and
antenna
assembly
M2.5x2.54
M1.2x24
12
After working inside your
computer
CAUTION: Leaving stray or loose screws inside your computer may severely
damage your computer.
1 Replace all screws and ensure that no stray screws remain inside your computer.
2 Connect any external devices, peripherals, or cables you removed before
working on your computer.
3 Replace any media cards, discs, or any other parts that you removed before
working on your computer.
4 Connect your computer and all attached devices to their electrical outlets.
5 Turn on your computer.
13
Removing the base cover
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Close the display and turn the computer over.
2 Using a plastic scribe, remove the screw cap from the base-cover assembly.
www.dell.com/
1screw cap
14
2plastic scribe
3 Remove the screws that secure the base-cover assembly to the palm-rest and
keyboard assembly.
1screws (9)
2base-cover assembly
15
4 Pry loose the left side of the base-cover assembly from the palm rest and
keyboard assembly.
16
1palm-rest and keyboard
assembly
2base-cover assembly
5 Slide the base-cover assembly to the right and release it from the HDMI and
USB ports.
1base-cover assembly
3HDMI port
2USB port
17
6 Carefully turn over the base-cover assembly.
1base-cover assembly
7 Remove the I/O board.
18
2palm-rest and keyboard
assembly
Replacing the base cover
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Replace the I/O board.
CAUTION: To avoid damage to the computer, ensure that the USB and
HDMI port cut-outs on the base-cover assembly is correctly aligned
with the USB and HDMI ports on the palm rest and keyboard assembly.
2 Place the base-cover assembly on the palm rest and keyboard assembly while
aligning the USB and HDMI port cut-out on the base-cover assembly with the
USB and HDMI ports.
3 Slide the tabs on the base-cover assembly into the slots on the palm rest and
keyboard assembly and snap the base-cover assembly into place.
4 Replace the screws that secure the base-cover assembly to the palm rest and
keyboard assembly .
5 Replace the screw cap on the base-cover assembly.
www.dell.com/
19
Removing the battery
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
Follow the procedure from step 1 to step 6 in “Removing the base cover”.
Procedure
1 Disconnect the battery cable from the system board.
www.dell.com/
20
2 Remove the screws that secure the battery to the palm rest and keyboard
assembly.
1battery cable
3battery4palm rest and keyboard
3 Tilt the battery (applicable for configuration with hard drive only) to release the
tab on the battery from the hard-drive bracket.
2screws (3)
assembly
21
4 Lift the battery off the palm rest and keyboard assembly.
1battery
3tab4hard-drive bracket
5 Follow the step 1 procedure in “Removing the I/O board”.
22
2palm rest and keyboard
assembly
6 Turn the computer over, open the display, and press the power button for five
seconds to ground the system board.
1display
2power button
23
Replacing the battery
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Follow the step 4 procedure in “Replacing the I/O board”.
2 Slide the tab on the battery (applicable for configuration with hard drive only)
under the hard-drive bracket and place the battery on the palm-rest and
keyboard assembly.
3 Align the screw holes on the battery with the screw holes on the palm-rest and
keyboard assembly.
4 Replace the screws that secure the battery to the palm-rest and keyboard
assembly.
5 Connect the battery cable to the system board.
Post-requisites
www.dell.com/
Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
24
Removing the I/O board
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
Procedure
1 Open the latch and disconnect the I/O-board cable from system board.
2 Remove the screw that secures the I/O board to the base cover.
3 Push the securing tab to release the I/O board from the base cover.
www.dell.com/
25
4 Slide and lift the I/O board off the base cover.
26
1latch
3base cover4screw
5I/O board6securing tab
2I/O-board cable
5 Open the latch and disconnect the I/O-board cable from the I/O board.
1latch
2I/O-board cable
27
Replacing the I/O board
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Slide the I/O-board cable into the connector on the I/O board and close the
latch to secure the cable.
2 Slide the ports on the I/O board into the slots on the base cover and snap the
I/O board into place.
3 Align the screw hole on the I/O board with the screw hole on the base cover
and replace the screw.
4 Slide the I/O-board cable into the connector on the system board and close the
latch to secure the cable.
Post-requisites
1 Replace the battery.
2 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
28
Removing the memory module
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
Procedure
1 Use your fingertips to carefully spread apart the securing-clips on each end of
the memory-module slot until the memory module pops up.
www.dell.com/
29
2 Remove the memory module from the memory-module slot.
30
1memory module
3memory-module slot
2securing clips (2)
Replacing the memory module
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Align the notch on the memory module with the tab on the memory-module slot.
www.dell.com/
31
2 Slide the memory module firmly into the memory-module slot at an angle and
press it down until it clicks into place.
NOTE: If you do not hear the click, remove the memory module and
reinstall it.
1memory module
3notch4tab
2memory-module slot
Post-requisites
1 Replace the battery.
2 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
32
Removing the hard drive
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
CAUTION: Hard drives are fragile. Exercise care when handling the hard
drive.
CAUTION: To avoid data loss, do not remove the hard drive while the
computer is in sleep or on state.
Prerequisites
NOTE: The computer is shipped with either hard-drive assembly or eMMCcard assembly depending on the configuration ordered.
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
Procedure
www.dell.com/
1 Remove the screws that secure the hard-drive assembly to the palm rest and
keyboard assembly.
33
2 Slide and lift the hard-drive assembly off the palm rest and keyboard assembly.
1screws (3)
3palm rest and keyboard
assembly
3 Remove the screws that secure the hard-drive bracket to the hard drive.
34
2hard-drive assembly
4 Lift the hard drive from the hard-drive bracket.
1hard-drive bracket
3hard drive
2screws (4)
35
Replacing the hard drive
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
CAUTION: Hard drives are fragile. Exercise care when handling the hard
drive.
Procedure
1 Align the screw holes on the hard drive with the screw holes on the hard-drive
bracket.
2 Replace the screws that secure the hard-drive bracket to the hard drive.
3 Slide and connect the hard-drive assembly to the connector on the system
board.
4 Align the screw holes on the hard-drive assembly with the screw holes on the
palm rest and keyboard assembly.
5 Replace the screws that secure the hard-drive assembly to the palm rest and
keyboard assembly.
www.dell.com/
Post-requisites
1 Replace the battery.
2 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
36
Removing the eMMC-card
assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
NOTE: The computer is shipped with either hard-drive assembly or eMMCcard assembly depending on the configuration ordered.
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
Procedure
1 Remove the screws that secure the eMMC-card assembly to the palm rest and
keyboard assembly.
www.dell.com/
37
2 Slide and lift the eMMC-card assembly off the palm rest and keyboard assembly.
1screws (3)2eMMC-card assembly
3palm rest and keyboard
assembly
38
Replacing the eMMC-card
assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Align the screw holes on the eMMC-card assembly with the screw holes on the
palm rest and keyboard assembly.
2 Replace the screws that secure the eMMC-card assembly to the palm rest and
keyboard assembly.
Post-requisites
1 Replace the battery.
2 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
39
Removing the power-adapter
port
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
Procedure
1 Disconnect the power-adapter port cable from the system board.
2 Remove the screw that secures the power-adapter port to the palm rest and
keyboard assembly.
www.dell.com/
40
3 Lift the power-adapter port with its cable, off the palm rest and keyboard
assembly.
1screw
3palm rest and keyboard
assembly
2power-adapter port cable
41
Replacing the power-adapter
port
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Place the power-adapter port into the slot on the palm rest and keyboard
assembly.
2 Align the screw hole on the power-adapter port with the screw hole on the palm
rest and keyboard assembly.
3 Replace the screw that secures the power-adapter port to the palm rest and
keyboard assembly.
4 Connect the power-adapter port cable to the system board.
Post-requisites
www.dell.com/
1 Replace the battery.
2 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
42
Removing the wireless card
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Follow the step 1 procedure in “Removing the I/O board”.
Procedure
1 Remove the screw that secures the wireless card to the palm rest and keyboard
assembly.
2 Lift the wireless-card bracket from the wireless card.
3 Disconnect the antenna cables from the wireless card.
www.dell.com/
43
4 Slide the wireless card from the wireless-card slot on the system board.
44
1wireless-card slot
3screw4antenna cables (2)
5wireless-card bracket
2wireless card
Replacing the wireless card
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
CAUTION: To avoid damage to the wireless card, do not place any cables
under it.
1 Align the notch on the wireless card with the tab on the wireless-card slot on
the system board.
2 Slide the wireless card into the wireless-card slot on the system board.
3 Connect the antenna cables to the wireless card.
The following table provides the antenna-cable color scheme for the wireless
card supported by your computer.
www.dell.com/
Connectors on the wireless card
Main (white triangle)white
Auxiliary (black triangle)black
4 Align the screw hole on the wireless card and the wireless-card bracket with the
screw hole on the palm rest and keyboard assembly.
Antenna-cable colour
45
5 Replace the screw that secures the wireless card to the palm rest and keyboard
assembly.
46
1notch
3wireless-card slot4antenna cables (2)
5wireless-card bracket6tab
7screw
2wireless card
Post-requisites
1 Replace the battery.
2 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
3 Follow the step 4 procedure in “Replacing the I/O board”.
47
Removing the coin-cell battery
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
CAUTION: Removing the coin-cell battery resets the BIOS setup program’s
settings to default. It is recommended that you note the BIOS setup
program’s settings before removing the coin-cell battery.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Follow the step 1 procedure in “Removing the I/O board”.
4 Remove the wireless card.
Procedure
1 Disconnect the coin-cell battery cable from the system board.
2 Remove the coin-cell battery cable from the routing guide on the speaker.
www.dell.com/
48
3 Carefully peel off and lift the coin-cell battery from the palm rest and keyboard
assembly.
1coin-cell battery cable
3coin-cell battery4palm rest and keyboard
2routing guide
assembly
49
Replacing the coin-cell battery
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Adhere the coin-cell battery to the palm rest and keyboard assembly.
2 Route the coin-cell battery cable through the routing guide on the speaker.
3 Connect the coin-cell battery cable to the system board.
Post-requisites
1 Replace the wireless card.
2 Follow the step 4 procedure in “Replacing the I/O board”.
3 Replace the battery.
4 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
50
Removing the speaker
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Follow the step 1 procedure in “Removing the I/O board”.
Procedure
1 Disconnect the speaker cable from the system board.
2 Remove the coin-cell battery cable from the routing guide on the speaker.
www.dell.com/
51
3 Release the rubber stubs on the speaker and lift the speaker from the palm rest
and keyboard assembly.
52
1system board
3speaker4coin-cell battery cable
5routing guide6rubber stubs (2)
2speaker cable
Replacing the speaker
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Insert the rubber stubs on the speaker into the slots on the palm rest and
keyboard assembly and snap the speaker into place.
2 Route the coin-cell battery cable through the routing guide on the speaker.
3 Connect the speaker cable to the system board.
Post-requisites
1 Follow the step 4 procedure in “Replacing the I/O board”.
2 Replace the battery.
3 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
53
Removing the display assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Follow the step 1 procedure in “Removing the I/O board”.
4 Remove the wireless card.
Procedure
1 Remove the screw that secures the display-cable bracket to the system board.
2 Slide and lift the display-cable bracket off the system board.
www.dell.com/
54
3 Open the latch and disconnect the display cable from the system board.
1screw
3display cable4latch
2display-cable bracket
55
4 Open the palm rest and keyboard assembly at an angle.
1palm rest and keyboard
assembly
5 Remove the screws that secure the display assembly to the palm rest and
keyboard assembly.
56
6 Slide and lift the palm rest and keyboard assembly off the display assembly.
1palm rest and keyboard
assembly
3display hinges (2)
After performing all the steps, we are left with display assembly.
2screws (2)
57
1display assembly
58
Replacing the display assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
CAUTION: Place the computer on a soft and clean surface to avoid
scratching the display back-cover and antenna assembly.
1 Place the display assembly on a flat and clean surface.
2 Align the screw holes on the display hinges with the screw holes on the palm
rest and keyboard assembly.
3 Replace the screws that secure the display assembly to the palm rest and
keyboard assembly.
4 Slide the display cable into the connector on the system board and close the
latch to secure the cable.
5 Slide the display-cable bracket into the slot on the palm rest and keyboard
assembly.
6 Align the screw hole on the display-cable bracket with the screw hole on the
system board.
7 Replace the screw that secures the display-cable bracket to the system board.
www.dell.com/
Post-requisites
1 Replace the wireless card.
2 Follow the step 4 procedure in “Replacing the I/O board”.
3 Replace the battery.
4 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
59
Removing the system board
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
NOTE: Your computer’s Service Tag is stored in the system board. You
must enter the Service Tag in the BIOS setup program after you replace the
system board.
NOTE: Replacing the system board removes any changes you have made to
the BIOS using the BIOS setup program. You must make the appropriate
changes again after you replace the system board.
NOTE: Before disconnecting the cables from the system board, note the
location of the connectors so that you can reconnect the cables correctly
after you replace the system board.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Follow the step 1 procedure in “Removing the I/O board”.
3 Remove the battery.
4 Remove the memory module.
5 Remove the wireless card.
6 Remove the hard drive or eMMC-card assembly.
www.dell.com/
Procedure
1 Remove the screw that secures the display-cable bracket to the system board
and lift the display-cable bracket off the system board.
2 Open the latch and disconnect the display cable from the system board.
3 Disconnect the speaker cable from the system board.
60
4 Disconnect the coin-cell battery cable from the system board.
1latch
3display-cable bracket 4screw
5speaker cable6coin-cell battery cable
5 Disconnect the power-adapter port cable from the system board.
2display cable
61
6 Open the latches and disconnect the touch-pad cable and keyboard cable from
the system board.
1power-adapter port cable
3latches (2)4keyboard cable
7 Remove the screw that secures the system board to the palm rest and keyboard
assembly.
62
2touch-pad cable
8 Lift the system board off the palm rest and keyboard assembly.
1system board
3palm rest and keyboard
assembly
2screw
63
Replacing the system board
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
NOTE: Your computer’s Service Tag is stored in the system board. You
must enter the Service Tag in the BIOS setup program after you replace the
system board.
NOTE: Replacing the system board removes any changes you have made to
the BIOS using the BIOS setup program. You must make the appropriate
changes again after you replace the system board.
Procedure
1 Align the screw holes on the system board with the screw holes on the palm rest
and keyboard assembly.
2 Replace the screw that secures the system board to the palm rest and keyboard
assembly.
3 Slide the touch-pad cable and keyboard cable into their connectors and close
the latches to secure the cables.
4 Connect the power-adapter port cable, speaker cable, and coin-cell battery
cable to their connectors on the system board.
5 Slide the display cable into the connector on the system board and close the
latch to secure the cable.
6 Slide the display-cable bracket into the slot on the palm rest and keyboard
assembly.
7 Align the screw hole on the display-cable bracket with the screw hole on the
system board.
8 Replace the screw that secures the display-cable bracket to the system board.
www.dell.com/
64
Post-requisites
1 Replace the hard drive or eMMC-card assembly.
2 Replace the wireless card.
3 Replace the memory module.
4 Replace the battery.
5 Follow step 4 in “Replacing the I/O board”.
6 Follow step 2 to step 5 in “Replacing the base cover”.
65
Removing the palm rest and
keyboard assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Remove the memory module.
4 Follow the procedure from step 1 to step 2 in “Removing the hard drive”.
5 Remove the power-adapter port.
6 Remove the wireless card.
7 Remove the coin-cell battery.
8 Remove the speaker.
9 Remove the display assembly.
10 Remove the system board.
www.dell.com/
Procedure
After performing the steps in prerequisites we are left with the palm rest and
keyboard assembly.
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1palm rest and keyboard assembly
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Replacing the palm rest and
keyboard assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
Place the palm rest and keyboard assembly on a flat surface with the keyboard facing
down.
Post-requisites
1 Replace the system board.
2 Replace the display assembly.
3 Replace the speaker.
4 Replace the coin-cell battery.
5 Replace the wireless card.
6 Replace the power-adapter port.
7 Follow the procedure from step 3 to step 5 in “Replacing the hard drive”.
8 Replace the memory module.
9 Replace the battery.
10 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
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Removing the display bezel
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Remove the wireless card.
4 Remove the display assembly.
Procedure
1 Press the hinge caps to release them from the display hinges.
www.dell.com/
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2 Lift the hinge caps from the display hinges.
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1hinge caps (2)
2display hinges (2)
3 Using your finger tips gently pry and lift the display bezel off the display back-
cover and antenna assembly.
1display bezel
2display back-cover and
antenna assembly
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Replacing the display bezel
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Align the display bezel with the display back-cover and antenna assembly, and
gently snap the display bezel into place.
2 Replace hinge caps on the display hinges and snap them into place.
Post-requisites
1 Replace the display assembly.
2 Replace the wireless card.
3 Replace the battery.
4 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
72
Removing the display hinges
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Remove the wireless card.
4 Remove the display assembly.
5 Remove the display bezel.
Procedure
1 Remove the screws that secure the display hinges to the display back-cover and
antenna assembly.
www.dell.com/
73
2 Lift the display hinges off the display back-cover and antenna assembly.
1screws (4)2display hinges (2)
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Replacing the display hinges
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Align the screw holes on the display hinges with the screw holes on the display
back-cover and antenna assembly.
2 Replace the screws that secure the display hinges to the display back-cover and
antenna assembly.
Post-requisites
1 Replace the display bezel.
2 Replace the display assembly.
3 Replace the wireless card.
4 Replace the battery.
5 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
75
Removing the display panel
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Remove the wireless card.
4 Remove the display assembly.
5 Remove the display bezel.
Procedure
1 Remove the screws that secure the display panel to the display back-cover and
antenna assembly.
www.dell.com/
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2 Carefully turn the display panel over.
1screws (4)
3display back-cover and
antenna assembly
3 Peel off the adhesive tape from the display cable.
4 Open the latch and disconnect the display cable.
2display panel
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5 Lift the display panel off the display back-cover and antenna assembly.
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1adhesive tape
3latch
2display cable
Replacing the display panel
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Slide the display cable into the connector on the display panel and close the latch
to secure the cable.
2 Adhere the adhesive tape to the display cable.
3 Align the screw holes on the display panel with the screw holes on the display
back-cover and antenna assembly.
4 Replace the screws that secure the display panel to the display back-cover and
antenna assembly.
Post-requisites
1 Replace the display bezel.
2 Replace the display assembly.
3 Replace the wireless card.
4 Replace the battery.
5 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
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Removing the camera
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Remove the wireless card.
4 Remove the display hinges.
5 Remove the display bezel.
6 Remove the display panel.
Procedure
CAUTION: Place the display-panel assembly on a soft and clean surface to
avoid scratching the display.
www.dell.com/
1 Using a plastic scribe, gently pry the camera from the display back-cover and
antenna assembly.
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2 Disconnect the camera cable from the camera.
1camera cable
3plastic scribe4display back-cover and
2camera
antenna assembly
81
3 Peel the display cable from the display back-cover and antenna assembly.
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1display back-cover and
antenna assembly
2display cable
Replacing the camera
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
1 Adhere the display cable to the display back-cover and antenna assembly.
2 Connect the camera cable to the camera.
3 Using the alignment post place the camera module on the display back-cover
and antenna assembly.
4 Adhere the camera to the display back-cover and antenna assembly and snap
the camera into place.
Post-requisites
1 Replace the display panel.
2 Replace the display bezel.
3 Replace the display hinges.
4 Replace the wireless card.
5 Replace the battery.
6 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
83
Removing the display back-cover
and antenna assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Prerequisites
1 Follow the procedure from step 1 to step 6 in “Removing the base cover”.
2 Remove the battery.
3 Remove the wireless card.
4 Remove the display hinges.
5 Remove the display bezel.
6 Remove the display panel.
7 Remove the camera.
Procedure
www.dell.com/
After performing the steps in prerequisites we are left with the display back-cover
and antenna assembly.
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1display back-cover and antenna
assembly
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Replacing the display back-cover
and antenna assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in Before
working inside your computer. After working inside your computer, follow
the instructions in After working inside your computer. For more safety best
practices, see the Regulatory Compliance home page at
regulatory_compliance.
Procedure
Place the display back-cover and antenna assembly on a clean and flat surface.
Post-requisites
1 Replace the camera.
2 Replace the display panel.
3 Replace the display bezel.
4 Replace the display hinges.
5 Replace the wireless card.
6 Replace the battery.
7 Follow the procedure from step 2 to step 5 in “Replacing the base cover”.
www.dell.com/
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Flashing the BIOS
You may need to flash (update) the BIOS when an update is available or when you
replace the system board. To flash the BIOS:
1 Turn on your computer.
2 Go to www.dell.com/support.
3 Click Product support, enter the Service Tag of your computer, and then click
Submit.
NOTE: If you do not have the Service Tag, use the auto-detect feature
or manually browse for your computer model.
4 Click Drivers & downloads → Find it myself.
5 Select the operating system installed on your computer.
6 Scroll down the page and expand BIOS.
7 Click Download to download the latest version of the BIOS for your computer.
8 After the download is complete, navigate to the folder where you saved the
BIOS update file.
9 Double-click the BIOS update file icon and follow the instructions on the screen.
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Getting help and contacting Dell
Self-help resources
You can get information and help on Dell products and services using these self-help
resources:
Information about Dell products and
services
Windows 8.1 and Windows 10Dell Help & Support app
Windows 10Get started app
Windows 8.1Help + Tips app
Accessing help in Windows 8, Windows
8.1, and Windows 10
Accessing help in Windows 7
Online help for operating system
Troubleshooting information, user
manuals, setup instructions, product
specifications, technical help blogs,
drivers, software updates, and so on.
www.dell.com
In Windows search, type Help and Support, and press Enter.
Learn about your operating system,
setting up and using your computer, data
backup, diagnostics, and so on.
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See Me and My Dell at www.dell.com/
support/manuals.
Contacting Dell
To contact Dell for sales, technical support, or customer service issues, see
www.dell.com/contactdell.
NOTE: Availability varies by country and product, and some services may
not be available in your country.
NOTE: If you do not have an active internet connection, you can find
contact information on your purchase invoice, packing slip, bill, or Dell
product catalog.
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